diff --git a/basis/power.lua b/basis/power.lua
index 7cf4356..73cf921 100644
--- a/basis/power.lua
+++ b/basis/power.lua
@@ -50,6 +50,10 @@ function techage.get_pos(pos, side)
 	return tubelib2.get_pos(pos, dir)
 end	
 
+function techage.percent(max_val, curr_val)
+	return math.min(math.ceil(((curr_val or 0) * 100.0) / (max_val or 1.0)), 100)
+end
+
 -- Both nodes are from the same power network type?
 local function matching_nodes(pos, peer_pos)
 	local tube_type1 = pos and TRD(pos) and TRD(pos).power_network.tube_type
@@ -218,12 +222,12 @@ function techage.generator.after_dig_node(pos, oldnode)
 end
 
 function techage.generator.formspec_level(mem, sum)
-	local percent = math.min(((sum or 0) * 100) / (mem.power_capacity or 1), 100)
+	local percent = techage.percent(mem.power_capacity, sum)
 	return "techage_form_level_bg.png^[lowpart:"..percent..":techage_form_level_fg.png]"
 end
 
 function techage.generator.formspec_battery_capa(max_capa, current_capa)
-	local percent = math.min(((current_capa or 0) * 100) / (max_capa or 1), 100)
+	local percent = techage.percent(max_capa, current_capa)
 	return "techage_form_level_bg.png^[lowpart:"..percent..":techage_form_level_fg.png]"
 end
 function techage.generator.formspec_battery_load(mem)
diff --git a/coal_power_station/battery.lua b/coal_power_station/akkubox.lua
similarity index 75%
rename from coal_power_station/battery.lua
rename to coal_power_station/akkubox.lua
index aae6af9..47b2a1d 100644
--- a/coal_power_station/battery.lua
+++ b/coal_power_station/akkubox.lua
@@ -8,7 +8,7 @@
 	LGPLv2.1+
 	See LICENSE.txt for more information
 	
-	TA3 Battery Box
+	TA3 Akku Box
 
 ]]--
 
@@ -25,7 +25,7 @@ local STANDBY_TICKS = 4
 local COUNTDOWN_TICKS = 4
 local CYCLE_TIME = 2
 local POWER_CONSUMPTION = 10
-local POWER_MAX_LOAD = 1000
+local POWER_MAX_LOAD = 300
 
 local Power = techage.ElectricCable
 local generator = techage.generator
@@ -80,7 +80,7 @@ local function stop_node(pos, mem, state)
 end
 
 local State = techage.NodeStates:new({
-	node_name_passive = "techage:ta3_battery",
+	node_name_passive = "techage:ta3_akku",
 	cycle_time = CYCLE_TIME,
 	standby_ticks = STANDBY_TICKS,
 	formspec_func = formspec,
@@ -100,13 +100,12 @@ local function node_timer(pos, elapsed)
 			end
 		elseif mem.unloading then
 			if mem.capa > 0 then
-				mem.capa = mem.capa - 1
+				mem.capa = mem.capa - 2
 			else
 				turn_off(pos, mem)
 			end
 		end
 	end
-	--print("node_timer", S(pos), mem.sum, mem.power_capacity)
 	return State:is_active(mem)
 end
 
@@ -115,7 +114,6 @@ local function turn_power_on(pos, in_dir, sum)
 	if State:is_active(mem) then
 		mem.capa = mem.capa or 0
 		mem.sum = sum
-		--print("turn_power_on", sum, dump(mem))
 		if mem.unloading then
 			if sum < 0 then
 				turn_off(pos, mem)
@@ -154,8 +152,29 @@ local function on_rightclick(pos)
 	M(pos):set_string("formspec", formspec(State, pos, mem))
 end
 
-minetest.register_node("techage:ta3_battery", {
-	description = "TA3 Battery",
+local function get_capa(itemstack)
+	local meta = itemstack:get_meta()
+	if meta then
+		return meta:get_int("capa")
+	end
+	return 0
+end
+
+local function set_capa(pos, oldnode, digger, capa)
+	local node = ItemStack(oldnode.name)
+	local meta = node:get_meta()
+	meta:set_int("capa", capa or 0)
+	local text = I("TA3 Akku Box").." ("..techage.percent(POWER_MAX_LOAD, capa).." %)"
+	meta:set_string("description", text)
+	local inv = minetest.get_inventory({type="player", name=digger:get_player_name()})
+	local left_over = inv:add_item("main", node)
+	if left_over:get_count() > 0 then
+		minetest.add_item(pos, node)
+	end
+end
+
+minetest.register_node("techage:ta3_akku", {
+	description = I("TA3 Akku Box"),
 	tiles = {
 		-- up, down, right, left, back, front
 		"techage_filling_ta3.png^techage_frame_ta3_top.png",
@@ -169,6 +188,7 @@ minetest.register_node("techage:ta3_battery", {
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
 	is_ground_content = false,
+	sounds = default.node_sound_wood_defaults(),
 
 	techage = {
 		turn_on = turn_power_on,
@@ -177,17 +197,20 @@ minetest.register_node("techage:ta3_battery", {
 		power_side = "R",
 	},
 	
-	after_place_node = function(pos, placer)
+	after_place_node = function(pos, placer, itemstack)
 		local mem = generator.after_place_node(pos)
 		State:node_init(pos, mem, "")
 		mem.charging = false
 		mem.unloading = false
+		mem.capa = get_capa(itemstack)
 		on_rightclick(pos)
 	end,
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
+		local mem = tubelib2.get_mem(pos)
 		State:after_dig_node(pos, oldnode, oldmetadata, digger)
 		generator.after_dig_node(pos, oldnode)
+		set_capa(pos, oldnode, digger, mem.capa)
 	end,
 	
 	after_tube_update = generator.after_tube_update,	
@@ -196,4 +219,19 @@ minetest.register_node("techage:ta3_battery", {
 	on_timer = node_timer,
 })
 
-Power:add_secondary_node_names({"techage:ta3_battery"})
+Power:add_secondary_node_names({"techage:ta3_akku"})
+
+techage.register_help_page(I("TA3 Akku Box"), 
+I([[Used to store electrical energy.
+Charged in about 10 min, 
+provides energy for 5 min.]]), "techage:ta3_akku")
+
+
+minetest.register_craft({
+	output = "techage:ta3_akku",
+	recipe = {
+		{"default:tin_ingot", "default:tin_ingot", "default:wood"},
+		{"default:copper_ingot", "default:copper_ingot", "techage:electric_cableS"},
+		{"techage:iron_ingot", "techage:iron_ingot", "default:wood"},
+	},
+})
diff --git a/init.lua b/init.lua
index e5bf497..8064429 100644
--- a/init.lua
+++ b/init.lua
@@ -102,7 +102,7 @@ else
 	dofile(MP.."/coal_power_station/generator.lua")
 	dofile(MP.."/coal_power_station/turbine.lua")
 	dofile(MP.."/coal_power_station/cooler.lua")
-	dofile(MP.."/coal_power_station/battery.lua")
+	dofile(MP.."/coal_power_station/akkubox.lua")
 
 
 	--dofile(MP.."/test/generator.lua")
diff --git a/nodes/baborium.lua b/nodes/baborium.lua
index 1294ab3..084ec84 100644
--- a/nodes/baborium.lua
+++ b/nodes/baborium.lua
@@ -25,6 +25,11 @@ minetest.register_craftitem("techage:baborium_lump", {
 	inventory_image = "techage_baborium_lump.png",
 })
 
+minetest.register_craftitem("techage:baborium_ingot", {
+	description = "Baborium Ingot",
+	inventory_image = "techage_baborium_ingot.png",
+})
+
 
 
 minetest.register_ore({
diff --git a/power/electric_cable.lua b/power/electric_cable.lua
index 379d8b5..b1a04bb 100644
--- a/power/electric_cable.lua
+++ b/power/electric_cable.lua
@@ -25,7 +25,7 @@ local Cable = tubelib2.Tube:new({
 	dirs_to_check = {1,2,3,4,5,6},
 	max_tube_length = 1000, 
 	show_infotext = false,
-	force_to_use_tubes = true,
+	--force_to_use_tubes = true,
 	tube_type = "electric_cable",
 	primary_node_names = {"techage:electric_cableS", "techage:electric_cableA"},
 	secondary_node_names = {},
diff --git a/textures/techage_baborium_ingot.png b/textures/techage_baborium_ingot.png
new file mode 100644
index 0000000..49ee67f
Binary files /dev/null and b/textures/techage_baborium_ingot.png differ
diff --git a/textures/techage_iron_ingot.png b/textures/techage_iron_ingot.png
index f1f8634..1ef867b 100644
Binary files a/textures/techage_iron_ingot.png and b/textures/techage_iron_ingot.png differ